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7661856-26 — WIRE,LOCKING,ANTIPILFERAGE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7661856-26: WIRE,LOCKING,ANTIPILFERAGE SEAL.

WIRE,LOCKING,ANTIPILFERAGE SEAL. This part is cataloged in the U.S. Government catalog under NSN 5340-01-554-4674, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
7661856-26
NSN: 5340-01-554-4674
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number7661856-26
NSN5340-01-554-4674
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7661856-26 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 1
7661856Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7661856-26?
7661856-26 is a WIRE,LOCKING,ANTIPILFERAGE SEAL.
What parts can replace 7661856-26?
There is 1 known substitute for 7661856-26: 7661856. Substitute compatibility should be verified for your specific system.
What is the NSN for 7661856-26?
7661856-26 is cataloged in the U.S. Government catalog under NSN 5340-01-554-4674. This indicates validated use in U.S. government and defense supply chains.
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